text: /*
       This file is part of libmicrohttpd
       Copyright (C) 2007 Christian Grothoff
  
       libmicrohttpd is free software; you can redistribute it and/or modify
       it under the terms of the GNU General Public License as published
       by the Free Software Foundation; either version 2, or (at your
       option) any later version.
  
       libmicrohttpd is distributed in the hope that it will be useful, but
       WITHOUT ANY WARRANTY; without even the implied warranty of
       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
       General Public License for more details.
  
       You should have received a copy of the GNU General Public License
       along with libmicrohttpd; see the file COPYING.  If not, write to the
       Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
       Boston, MA 02110-1301, USA.
  */
  
  /**
   * @file test_long_header.c
   * @brief  Testcase for libmicrohttpd handling of very long headers
   * @author Christian Grothoff
   */
  
  #include "MHD_config.h"
  #include "platform.h"
  #include <curl/curl.h>
  #include <microhttpd.h>
  #include <stdlib.h>
  #include <string.h>
  #include <time.h>
  
  #ifndef WINDOWS
  #include <unistd.h>
  #endif
  
  /**
   * We will set the memory available per connection to
   * half of this value, so the actual value does not have
   * to be big at all...
   */
  #define VERY_LONG (1024*10)
  
  static int oneone;
  
  static int
  apc_all (void *cls, const struct sockaddr *addr, socklen_t addrlen)
  {
    return MHD_YES;
  }
  
  struct CBC
  {
    char *buf;
    size_t pos;
    size_t size;
  };
  
  static size_t
  copyBuffer (void *ptr, size_t size, size_t nmemb, void *ctx)
  {
    return size * nmemb;
  }
  
  static int
  ahc_echo (void *cls,
            struct MHD_Connection *connection,
            const char *url,
            const char *method,
            const char *version,
            const char *upload_data, size_t *upload_data_size,
            void **unused)
  {
    const char *me = cls;
    struct MHD_Response *response;
    int ret;
  
    if (0 != strcmp (me, method))
      return MHD_NO;              /* unexpected method */
    response = MHD_create_response_from_buffer (strlen (url),
  					      (void *) url,
  					      MHD_RESPMEM_MUST_COPY);
    ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
    MHD_destroy_response (response);
    return ret;
  }
  
  
  static int
  testLongUrlGet ()
  {
    struct MHD_Daemon *d;
    CURL *c;
    char buf[2048];
    struct CBC cbc;
    char *url;
    long code;
  
    cbc.buf = buf;
    cbc.size = 2048;
    cbc.pos = 0;
    d = MHD_start_daemon (MHD_USE_INTERNAL_POLLING_THREAD /* | MHD_USE_ERROR_LOG */ ,
                          1080,
                          &apc_all,
                          NULL,
                          &ahc_echo,
                          "GET",
                          MHD_OPTION_CONNECTION_MEMORY_LIMIT,
                          (size_t) (VERY_LONG / 2), MHD_OPTION_END);
    if (d == NULL)
      return 1;
    c = curl_easy_init ();
    url = malloc (VERY_LONG);
    if (url == NULL)
      {
  	MHD_stop_daemon (d);
   	return 1;
      }
    memset (url, 'a', VERY_LONG);
    url[VERY_LONG - 1] = '\0';
    memcpy (url, "http://127.0.0.1:1080/", strlen ("http://127.0.0.1:1080/"));
    curl_easy_setopt (c, CURLOPT_URL, url);
    curl_easy_setopt (c, CURLOPT_WRITEFUNCTION, &copyBuffer);
    curl_easy_setopt (c, CURLOPT_WRITEDATA, &cbc);
    curl_easy_setopt (c, CURLOPT_FAILONERROR, 1);
    curl_easy_setopt (c, CURLOPT_TIMEOUT, 150L);
    curl_easy_setopt (c, CURLOPT_CONNECTTIMEOUT, 150L);
    if (oneone)
      curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
    else
      curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
    /* NOTE: use of CONNECTTIMEOUT without also
       setting NOSIGNAL results in really weird
       crashes on my system! */
    curl_easy_setopt (c, CURLOPT_NOSIGNAL, 1);
    if (CURLE_OK == curl_easy_perform (c))
      {
        curl_easy_cleanup (c);
        MHD_stop_daemon (d);
        free (url);
        return 2;
      }
    if (CURLE_OK != curl_easy_getinfo (c, CURLINFO_RESPONSE_CODE, &code))
      {
        curl_easy_cleanup (c);
        MHD_stop_daemon (d);
        free (url);
        return 4;
      }
    curl_easy_cleanup (c);
    MHD_stop_daemon (d);
    free (url);
    if (code != MHD_HTTP_URI_TOO_LONG)
      return 8;
    return 0;
  }
  
  
  static int
  testLongHeaderGet ()
  {
    struct MHD_Daemon *d;
    CURL *c;
    char buf[2048];
    struct CBC cbc;
    char *url;
    long code;
    struct curl_slist *header = NULL;
  
    cbc.buf = buf;
    cbc.size = 2048;
    cbc.pos = 0;
    d = MHD_start_daemon (MHD_USE_INTERNAL_POLLING_THREAD /* | MHD_USE_ERROR_LOG */ ,
                          1080,
                          &apc_all,
                          NULL,
                          &ahc_echo,
                          "GET",
                          MHD_OPTION_CONNECTION_MEMORY_LIMIT,
                          (size_t) (VERY_LONG / 2), MHD_OPTION_END);
    if (d == NULL)
      return 16;
    c = curl_easy_init ();
    url = malloc (VERY_LONG);
    if (url == NULL)
       {
  	MHD_stop_daemon (d);
  	return 16;
       }
    memset (url, 'a', VERY_LONG);
    url[VERY_LONG - 1] = '\0';
    url[VERY_LONG / 2] = ':';
    url[VERY_LONG / 2 + 1] = ' ';
    header = curl_slist_append (header, url);
  
    curl_easy_setopt (c, CURLOPT_HTTPHEADER, header);
    curl_easy_setopt (c, CURLOPT_URL, "http://127.0.0.1:1080/hello_world");
    curl_easy_setopt (c, CURLOPT_WRITEFUNCTION, &copyBuffer);
    curl_easy_setopt (c, CURLOPT_WRITEDATA, &cbc);
    curl_easy_setopt (c, CURLOPT_FAILONERROR, 1);
    curl_easy_setopt (c, CURLOPT_TIMEOUT, 150L);
    curl_easy_setopt (c, CURLOPT_CONNECTTIMEOUT, 150L);
    if (oneone)
      curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
    else
      curl_easy_setopt (c, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
    /* NOTE: use of CONNECTTIMEOUT without also
       setting NOSIGNAL results in really weird
       crashes on my system! */
    curl_easy_setopt (c, CURLOPT_NOSIGNAL, 1);
    if (CURLE_OK == curl_easy_perform (c))
      {
        curl_easy_cleanup (c);
        MHD_stop_daemon (d);
        curl_slist_free_all (header);
        free (url);
        return 32;
      }
    if (CURLE_OK != curl_easy_getinfo (c, CURLINFO_RESPONSE_CODE, &code))
      {
        curl_slist_free_all (header);
        curl_easy_cleanup (c);
        MHD_stop_daemon (d);
        free (url);
        return 64;
      }
    curl_slist_free_all (header);
    curl_easy_cleanup (c);
    MHD_stop_daemon (d);
    free (url);
    if (code != MHD_HTTP_REQUEST_HEADER_FIELDS_TOO_LARGE)
      return 128;
    return 0;
  }
  
  int
  main (int argc, char *const *argv)
  {
    unsigned int errorCount = 0;
  
    oneone = (NULL != strrchr (argv[0], (int) '/')) ?
      (NULL != strstr (strrchr (argv[0], (int) '/'), "11")) : 0;
    if (0 != curl_global_init (CURL_GLOBAL_WIN32))
      return 2;
    errorCount += testLongUrlGet ();
    errorCount += testLongHeaderGet ();
    if (errorCount != 0)
      fprintf (stderr, "Error (code: %u)\n", errorCount);
    curl_global_cleanup ();
    return errorCount != 0;       /* 0 == pass */
  }
  